#74LS01

Description: quad 2-input NAND gate, open collector outputs NRND

Datasheet: http://www.nteinc.com/specs/7400to7499/pdf/nte74LS01.pdf

Pinout:

    +-----------+
  ~ |[ 1]   [14]| VCC
  ~ |[ 2]   [13]| ~
  ~ |[ 3]   [12]| ~
  ~ |[ 4]   [11]| ~
  ~ |[ 5]   [10]| ~
  ~ |[ 6]    [9]| ~
GND |[ 7]    [8]| ~
    +-----------+